11112305140 has 48 divisors (see below), whose sum is σ = 23684451840. Its totient is φ = 4378626560.

The previous prime is 11112305137. The next prime is 11112305147. The reversal of 11112305140 is 4150321111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11112305147) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2202741 + ... + 2207779.

It is an arithmetic number, because the mean of its divisors is an integer number (493426080).

Almost surely, 2^11112305140 is an apocalyptic number.

11112305140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11112305140 is an abundant number, since it is smaller than the sum of its proper divisors (12572146700).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11112305140 is a wasteful number, since it uses less digits than its factorization.

11112305140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6672 (or 6670 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 19.

Adding to 11112305140 its reverse (4150321111), we get a palindrome (15262626251).

The spelling of 11112305140 in words is "eleven billion, one hundred twelve million, three hundred five thousand, one hundred forty".